(function($){
	/* hoverIntent by Brian Cherne */
	$.fn.hoverIntent = function(f,g) {
		// default configuration options
		var cfg = {
			sensitivity: 7,
			interval: 100,
			timeout: 0
		};
		// override configuration options with user supplied object
		cfg = $.extend(cfg, g ? { over: f, out: g } : f );

		// instantiate variables
		// cX, cY = current X and Y position of mouse, updated by mousemove event
		// pX, pY = previous X and Y position of mouse, set by mouseover and polling interval
		var cX, cY, pX, pY;

		// A private function for getting mouse position
		var track = function(ev) {
			cX = ev.pageX;
			cY = ev.pageY;
		};

		// A private function for comparing current and previous mouse position
		var compare = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			// compare mouse positions to see if they've crossed the threshold
			if ( ( Math.abs(pX-cX) + Math.abs(pY-cY) ) < cfg.sensitivity ) {
				$(ob).unbind("mousemove",track);
				// set hoverIntent state to true (so mouseOut can be called)
				ob.hoverIntent_s = 1;
				return cfg.over.apply(ob,[ev]);
			} else {
				// set previous coordinates for next time
				pX = cX; pY = cY;
				// use self-calling timeout, guarantees intervals are spaced out properly (avoids JavaScript timer bugs)
				ob.hoverIntent_t = setTimeout( function(){compare(ev, ob);} , cfg.interval );
			}
		};

		// A private function for delaying the mouseOut function
		var delay = function(ev,ob) {
			ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t);
			ob.hoverIntent_s = 0;
			return cfg.out.apply(ob,[ev]);
		};

		// A private function for handling mouse 'hovering'
		var handleHover = function(e) {
			// next three lines copied from jQuery.hover, ignore children onMouseOver/onMouseOut
			var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
			while ( p && p != this ) { try { p = p.parentNode; } catch(e) { p = this; } }
			if ( p == this ) { return false; }

			// copy objects to be passed into t (required for event object to be passed in IE)
			var ev = jQuery.extend({},e);
			var ob = this;

			// cancel hoverIntent timer if it exists
			if (ob.hoverIntent_t) { ob.hoverIntent_t = clearTimeout(ob.hoverIntent_t); }

			// else e.type == "onmouseover"
			if (e.type == "mouseover") {
				// set "previous" X and Y position based on initial entry point
				pX = ev.pageX; pY = ev.pageY;
				// update "current" X and Y position based on mousemove
				$(ob).bind("mousemove",track);
				// start polling interval (self-calling timeout) to compare mouse coordinates over time
				if (ob.hoverIntent_s != 1) { ob.hoverIntent_t = setTimeout( function(){compare(ev,ob);} , cfg.interval );}

			// else e.type == "onmouseout"
			} else {
				// unbind expensive mousemove event
				$(ob).unbind("mousemove",track);
				// if hoverIntent state is true, then call the mouseOut function after the specified delay
				if (ob.hoverIntent_s == 1) { ob.hoverIntent_t = setTimeout( function(){delay(ev,ob);} , cfg.timeout );}
			}
		};

		// bind the function to the two event listeners
		return this.mouseover(handleHover).mouseout(handleHover);
	};
	
})(jQuery);
/*
 * Superfish v1.4.8 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 	http://www.opensource.org/licenses/mit-license.php
 * 	http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

;(function($){
	$.fn.superfish = function(op){

		var sf = $.fn.superfish,
			c = sf.c,
			$arrow = $(['<span class="',c.arrowClass,'"> &#187;</span>'].join('')),
			over = function(){
				var $$ = $(this), menu = getMenu($$);
				clearTimeout(menu.sfTimer);
				$$.showSuperfishUl().siblings().hideSuperfishUl();
			},
			out = function(){
				var $$ = $(this), menu = getMenu($$), o = sf.op;
				clearTimeout(menu.sfTimer);
				menu.sfTimer=setTimeout(function(){
					o.retainPath=($.inArray($$[0],o.$path)>-1);
					$$.hideSuperfishUl();
					if (o.$path.length && $$.parents(['li.',o.hoverClass].join('')).length<1){over.call(o.$path);}
				},o.delay);	
			},
			getMenu = function($menu){
				var menu = $menu.parents(['ul.',c.menuClass,':first'].join(''))[0];
				sf.op = sf.o[menu.serial];
				return menu;
			},
			addArrow = function($a){ $a.addClass(c.anchorClass).append($arrow.clone()); };
			
		return this.each(function() {
			var s = this.serial = sf.o.length;
			var o = $.extend({},sf.defaults,op);
			o.$path = $('li.'+o.pathClass,this).slice(0,o.pathLevels).each(function(){
				$(this).addClass([o.hoverClass,c.bcClass].join(' '))
					.filter('li:has(ul)').removeClass(o.pathClass);
			});
			sf.o[s] = sf.op = o;
			
			$('li:has(ul)',this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out).each(function() {
				if (o.autoArrows) addArrow( $('>a:first-child',this) );
			})
			.not('.'+c.bcClass)
				.hideSuperfishUl();
			
			var $a = $('a',this);
			$a.each(function(i){
				var $li = $a.eq(i).parents('li');
				$a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
			});
			o.onInit.call(this);
			
		}).each(function() {
			var menuClasses = [c.menuClass];
			if (sf.op.dropShadows  && !($.browser.msie && $.browser.version < 7)) menuClasses.push(c.shadowClass);
			$(this).addClass(menuClasses.join(' '));
		});
	};

	var sf = $.fn.superfish;
	sf.o = [];
	sf.op = {};
	sf.IE7fix = function(){
		var o = sf.op;
		if ($.browser.msie && $.browser.version > 6 && o.dropShadows && o.animation.opacity!=undefined)
			this.toggleClass(sf.c.shadowClass+'-off');
		};
	sf.c = {
		bcClass     : 'sf-breadcrumb',
		menuClass   : 'sf-js-enabled',
		anchorClass : 'sf-with-ul',
		arrowClass  : 'sf-sub-indicator',
		shadowClass : 'sf-shadow'
	};
	sf.defaults = {
		hoverClass	: 'sfHover',
		pathClass	: 'overideThisToUse',
		pathLevels	: 1,
		delay		: 800,
		animation	: {opacity:'show'},
		speed		: 'normal',
		autoArrows	: true,
		dropShadows : true,
		disableHI	: false,		// true disables hoverIntent detection
		onInit		: function(){}, // callback functions
		onBeforeShow: function(){},
		onShow		: function(){},
		onHide		: function(){}
	};
	$.fn.extend({
		hideSuperfishUl : function(){
			var o = sf.op,
				not = (o.retainPath===true) ? o.$path : '';
			o.retainPath = false;
			var $ul = $(['li.',o.hoverClass].join(''),this).add(this).not(not).removeClass(o.hoverClass)
					.find('>ul').hide().css('visibility','hidden');
			o.onHide.call($ul);
			return this;
		},
		showSuperfishUl : function(){
			var o = sf.op,
				sh = sf.c.shadowClass+'-off',
				$ul = this.addClass(o.hoverClass)
					.find('>ul:hidden').css('visibility','visible');
			sf.IE7fix.call($ul);
			o.onBeforeShow.call($ul);
			$ul.animate(o.animation,o.speed,function(){ sf.IE7fix.call($ul); o.onShow.call($ul); });
			return this;
		}
	});

})(jQuery);

/*
 * Supersubs v0.2b - jQuery plugin
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 * 	http://www.opensource.org/licenses/mit-license.php
 * 	http://www.gnu.org/licenses/gpl.html
 *
 *
 * This plugin automatically adjusts submenu widths of suckerfish-style menus to that of
 * their longest list item children. If you use this, please expect bugs and report them
 * to the jQuery Google Group with the word 'Superfish' in the subject line.
 *
 */

;(function($){ // $ will refer to jQuery within this closure

	$.fn.supersubs = function(options){
		var opts = $.extend({}, $.fn.supersubs.defaults, options);
		// return original object to support chaining
		return this.each(function() {
			// cache selections
			var $$ = $(this);
			// support metadata
			var o = $.meta ? $.extend({}, opts, $$.data()) : opts;
			// get the font size of menu.
			// .css('fontSize') returns various results cross-browser, so measure an em dash instead
			var fontsize = $('<li id="menu-fontsize">&#8212;</li>').css({
				'padding' : 0,
				'position' : 'absolute',
				'top' : '-999em',
				'width' : 'auto'
			}).appendTo($$).width(); //clientWidth is faster, but was incorrect here
			// remove em dash
			$('#menu-fontsize').remove();
			// cache all ul elements
			$ULs = $$.find('ul');
			// loop through each ul in menu
			$ULs.each(function(i) {	
				// cache this ul
				var $ul = $ULs.eq(i);
				// get all (li) children of this ul
				var $LIs = $ul.children();
				// get all anchor grand-children
				var $As = $LIs.children('a');
				// force content to one line and save current float property
				var liFloat = $LIs.css('white-space','nowrap').css('float');
				// remove width restrictions and floats so elements remain vertically stacked
				var emWidth = $ul.add($LIs).add($As).css({
					'float' : 'none',
					'width'	: 'auto'
				})
				// this ul will now be shrink-wrapped to longest li due to position:absolute
				// so save its width as ems. Clientwidth is 2 times faster than .width() - thanks Dan Switzer
				.end().end()[0].clientWidth / fontsize;
				// add more width to ensure lines don't turn over at certain sizes in various browsers
				emWidth += o.extraWidth;
				// restrict to at least minWidth and at most maxWidth
				if (emWidth > o.maxWidth)		{ emWidth = o.maxWidth; }
				else if (emWidth < o.minWidth)	{ emWidth = o.minWidth; }
				emWidth += 'em';
				// set ul to width in ems
				$ul.css('width',emWidth);
				// restore li floats to avoid IE bugs
				// set li width to full width of this ul
				// revert white-space to normal
				$LIs.css({
					'float' : liFloat,
					'width' : '100%',
					'white-space' : 'normal'
				})
				// update offset position of descendant ul to reflect new width of parent
				.each(function(){
					var $childUl = $('>ul',this);
					var offsetDirection = $childUl.css('left')!==undefined ? 'left' : 'right';
					$childUl.css(offsetDirection,emWidth);
				});
			});
			
		});
	};
	// expose defaults
	$.fn.supersubs.defaults = {
		minWidth		: 9,		// requires em unit.
		maxWidth		: 25,		// requires em unit.
		extraWidth		: 0			// extra width can ensure lines don't sometimes turn over due to slight browser differences in how they round-off values
	};
	
})(jQuery); // plugin code ends

/*
 * jQuery UI Accordion 1.6
 * 
 * Copyright (c) 2007 Jörn Zaefferer
 *
 * http://docs.jquery.com/UI/Accordion
 *
 * Dual licensed under the MIT and GPL licenses:
 *   http://www.opensource.org/licenses/mit-license.php
 *   http://www.gnu.org/licenses/gpl.html
 *
 * Revision: $Id: jquery.accordion.js 4876 2008-03-08 11:49:04Z joern.zaefferer $
 *
 */

;(function($) {
	
// If the UI scope is not available, add it
$.ui = $.ui || {};

$.fn.extend({
	accordion: function(options, data) {
		var args = Array.prototype.slice.call(arguments, 1);

		return this.each(function() {
			if (typeof options == "string") {
				var accordion = $.data(this, "ui-accordion");
				accordion[options].apply(accordion, args);
			// INIT with optional options
			} else if (!$(this).is(".ui-accordion"))
				$.data(this, "ui-accordion", new $.ui.accordion(this, options));
		});
	},
	// deprecated, use accordion("activate", index) instead
	activate: function(index) {
		return this.accordion("activate", index);
	}
});

$.ui.accordion = function(container, options) {
	
	// setup configuration
	this.options = options = $.extend({}, $.ui.accordion.defaults, options);
	this.element = container;
	
	$(container).addClass("ui-accordion");
	
	if ( options.navigation ) {
		var current = $(container).find("a").filter(options.navigationFilter);
		if ( current.length ) {
			if ( current.filter(options.header).length ) {
				options.active = current;
			} else {
				options.active = current.parent().parent().prev();
				current.addClass("current");
			}
		}
	}
	
	// calculate active if not specified, using the first header
	options.headers = $(container).find(options.header);
	options.active = findActive(options.headers, options.active);
	if ( options.fillSpace ) {
		var maxHeight = $(container).parent().height();
		options.headers.each(function() {
			maxHeight -= $(this).outerHeight();
		});
		var maxPadding = 0;
		options.headers.next().each(function() {
			maxPadding = Math.max(maxPadding, $(this).innerHeight() - $(this).height());
		}).height(maxHeight - maxPadding);
	} else if ( options.autoheight ) {
		var maxHeight = 0;
		options.headers.next().each(function() {
			maxHeight = Math.max(maxHeight, $(this).outerHeight());
		}).height(maxHeight);
	}

	options.headers
		.not(options.active || "")
		.next()
		.hide();
	options.active.parent().andSelf().addClass(options.selectedClass);
	
	if (options.event)
		$(container).bind((options.event) + ".ui-accordion", clickHandler);
};

$.ui.accordion.prototype = {
	activate: function(index) {
		// call clickHandler with custom event
		clickHandler.call(this.element, {
			target: findActive( this.options.headers, index )[0]
		});
	},
	
	enable: function() {
		this.options.disabled = false;
	},
	disable: function() {
		this.options.disabled = true;
	},
	destroy: function() {
		this.options.headers.next().css("display", "");
		if ( this.options.fillSpace || this.options.autoheight ) {
			this.options.headers.next().css("height", "");
		}
		$.removeData(this.element, "ui-accordion");
		$(this.element).removeClass("ui-accordion").unbind(".ui-accordion");
	}
}

function scopeCallback(callback, scope) {
	return function() {
		return callback.apply(scope, arguments);
	};
}

function completed(cancel) {
	// if removed while animated data can be empty
	if (!$.data(this, "ui-accordion"))
		return;
	var instance = $.data(this, "ui-accordion");
	var options = instance.options;
	options.running = cancel ? 0 : --options.running;
	if ( options.running )
		return;
	if ( options.clearStyle ) {
		options.toShow.add(options.toHide).css({
			height: "",
			overflow: ""
		});
	}
	$(this).triggerHandler("change.ui-accordion", [options.data], options.change);
}

function toggle(toShow, toHide, data, clickedActive, down) {
	var options = $.data(this, "ui-accordion").options;
	options.toShow = toShow;
	options.toHide = toHide;
	options.data = data;
	var complete = scopeCallback(completed, this);
	
	// count elements to animate
	options.running = toHide.size() == 0 ? toShow.size() : toHide.size();
	
	if ( options.animated ) {
		if ( !options.alwaysOpen && clickedActive ) {
			$.ui.accordion.animations[options.animated]({
				toShow: jQuery([]),
				toHide: toHide,
				complete: complete,
				down: down,
				autoheight: options.autoheight
			});
		} else {
			$.ui.accordion.animations[options.animated]({
				toShow: toShow,
				toHide: toHide,
				complete: complete,
				down: down,
				autoheight: options.autoheight
			});
		}
	} else {
		if ( !options.alwaysOpen && clickedActive ) {
			toShow.toggle();
		} else {
			toHide.hide();
			toShow.show();
		}
		complete(true);
	}
}

function clickHandler(event) {
	var options = $.data(this, "ui-accordion").options;
	if (options.disabled)
		return false;
	
	// called only when using activate(false) to close all parts programmatically
	if ( !event.target && !options.alwaysOpen ) {
		options.active.parent().andSelf().toggleClass(options.selectedClass);
		var toHide = options.active.next(),
			data = {
				instance: this,
				options: options,
				newHeader: jQuery([]),
				oldHeader: options.active,
				newContent: jQuery([]),
				oldContent: toHide
			},
			toShow = options.active = $([]);
		toggle.call(this, toShow, toHide, data );
		return false;
	}
	// get the click target
	var clicked = $(event.target);
	
	// due to the event delegation model, we have to check if one
	// of the parent elements is our actual header, and find that
	if ( clicked.parents(options.header).length )
		while ( !clicked.is(options.header) )
			clicked = clicked.parent();
	
	var clickedActive = clicked[0] == options.active[0];
	
	// if animations are still active, or the active header is the target, ignore click
	if (options.running || (options.alwaysOpen && clickedActive))
		return false;
	if (!clicked.is(options.header))
		return;

	// switch classes
	options.active.parent().andSelf().toggleClass(options.selectedClass);
	if ( !clickedActive ) {
		clicked.parent().andSelf().addClass(options.selectedClass);
	}

	// find elements to show and hide
	var toShow = clicked.next(),
		toHide = options.active.next(),
		//data = [clicked, options.active, toShow, toHide],
		data = {
			instance: this,
			options: options,
			newHeader: clicked,
			oldHeader: options.active,
			newContent: toShow,
			oldContent: toHide
		},
		down = options.headers.index( options.active[0] ) > options.headers.index( clicked[0] );
	
	options.active = clickedActive ? $([]) : clicked;
	toggle.call(this, toShow, toHide, data, clickedActive, down );

	return false;
};

function findActive(headers, selector) {
	return selector != undefined
		? typeof selector == "number"
			? headers.filter(":eq(" + selector + ")")
			: headers.not(headers.not(selector))
		: selector === false
			? $([])
			: headers.filter(":eq(0)");
}

$.extend($.ui.accordion, {
	defaults: {
		selectedClass: "selected",
		alwaysOpen: true,
		animated: 'slide',
		event: "click",
		header: "a",
		autoheight: true,
		running: 0,
		navigationFilter: function() {
			return this.href.toLowerCase() == location.href.toLowerCase();
		}
	},
	animations: {
		slide: function(options, additions) {
			options = $.extend({
				easing: "swing",
				duration: 300
			}, options, additions);
			if ( !options.toHide.size() ) {
				options.toShow.animate({height: "show"}, options);
				return;
			}
			var hideHeight = options.toHide.height(),
				showHeight = options.toShow.height(),
				difference = showHeight / hideHeight;
			options.toShow.css({ height: 0, overflow: 'hidden' }).show();
			options.toHide.filter(":hidden").each(options.complete).end().filter(":visible").animate({height:"hide"},{
				step: function(now) {
					var current = (hideHeight - now) * difference;
					if ($.browser.msie || $.browser.opera) {
						current = Math.ceil(current);
					}
					options.toShow.height( current );
				},
				duration: options.duration,
				easing: options.easing,
				complete: function() {
					if ( !options.autoheight ) {
						options.toShow.css("height", "auto");
					}
					options.complete();
				}
			});
		},
		bounceslide: function(options) {
			this.slide(options, {
				easing: options.down ? "bounceout" : "swing",
				duration: options.down ? 1000 : 200
			});
		},
		easeslide: function(options) {
			this.slide(options, {
				easing: "easeinout",
				duration: 700
			})
		}
	}
});

})(jQuery);

$(document).ready(function() {

	$("ul#nav").supersubs({ 
		minWidth:    12,   // minimum width of sub-menus in em units 
		maxWidth:    27,   // maximum width of sub-menus in em units 
		extraWidth:  1     // extra width can ensure lines don't sometimes turn over 
						   // due to slight rounding differences and font-family 
	}).superfish();  // call supersubs first, then superfish, so that subs are 
					 // not display:none when measuring. Call before initialising 
					 // containing tabs for same reason. 
					 
	jQuery('#navjr').accordion({
		active: false,
		header: '.more',
		navigation: true,
		autoheight: false,
		event: 'click',
		alwaysOpen: false,
		animated: 'easeslide'
	});

});